drivers/bluetooth/btbcm.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  *
   4  *  Bluetooth support for Broadcom devices
   5  *
   6  *  Copyright (C) 2015  Intel Corporation
   7  */
   8
   9 #define BCM_UART_CLOCK_48MHZ    0x01
  10 #define BCM_UART_CLOCK_24MHZ    0x02
  11
  12 struct bcm_update_uart_baud_rate {
  13         __le16 zero;
  14         __le32 baud_rate;
  15 } __packed;
  16
  17 struct bcm_write_uart_clock_setting {
  18         __u8 type;
  19 } __packed;
  20
  21 struct bcm_set_sleep_mode {
  22         __u8 sleep_mode;
  23         __u8 idle_host;
  24         __u8 idle_dev;
  25         __u8 bt_wake_active;
  26         __u8 host_wake_active;
  27         __u8 allow_host_sleep;
  28         __u8 combine_modes;
  29         __u8 tristate_control;
  30         __u8 usb_auto_sleep;
  31         __u8 usb_resume_timeout;
  32         __u8 break_to_host;
  33         __u8 pulsed_host_wake;
  34 } __packed;
  35
  36 struct bcm_set_pcm_int_params {
  37         __u8 routing;
  38         __u8 rate;
  39         __u8 frame_sync;
  40         __u8 sync_mode;
  41         __u8 clock_mode;
  42 } __packed;
  43
  44 struct bcm_set_pcm_format_params {
  45         __u8 lsb_first;
  46         __u8 fill_value;
  47         __u8 fill_method;
  48         __u8 fill_num;
  49         __u8 right_justify;
  50 } __packed;
  51
  52 #if IS_ENABLED(CONFIG_BT_BCM)
  53
  54 int btbcm_check_bdaddr(struct hci_dev *hdev);
  55 int btbcm_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
  56 int btbcm_patchram(struct hci_dev *hdev, const struct firmware *fw);
  57 int btbcm_read_pcm_int_params(struct hci_dev *hdev,
  58                               struct bcm_set_pcm_int_params *params);
  59 int btbcm_write_pcm_int_params(struct hci_dev *hdev,
  60                                const struct bcm_set_pcm_int_params *params);
  61
  62 int btbcm_setup_patchram(struct hci_dev *hdev);
  63 int btbcm_setup_apple(struct hci_dev *hdev);
  64
  65 int btbcm_initialize(struct hci_dev *hdev, char *fw_name, size_t len,
  66                      bool reinit);
  67 int btbcm_finalize(struct hci_dev *hdev);
  68
  69 #else
  70
  71 static inline int btbcm_check_bdaddr(struct hci_dev *hdev)
  72 {
  73         return -EOPNOTSUPP;
  74 }
  75
  76 static inline int btbcm_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
  77 {
  78         return -EOPNOTSUPP;
  79 }
  80
  81 static inline int btbcm_read_pcm_int_params(struct hci_dev *hdev,
  82                               struct bcm_set_pcm_int_params *params)
  83 {
  84         return -EOPNOTSUPP;
  85 }
  86
  87 static inline int btbcm_write_pcm_int_params(struct hci_dev *hdev,
  88                                const struct bcm_set_pcm_int_params *params)
  89 {
  90         return -EOPNOTSUPP;
  91 }
  92
  93 static inline int btbcm_patchram(struct hci_dev *hdev, const struct firmware *fw)
  94 {
  95         return -EOPNOTSUPP;
  96 }
  97
  98 static inline int btbcm_setup_patchram(struct hci_dev *hdev)
  99 {
 100         return 0;
 101 }
 102
 103 static inline int btbcm_setup_apple(struct hci_dev *hdev)
 104 {
 105         return 0;
 106 }
 107
 108 static inline int btbcm_initialize(struct hci_dev *hdev, char *fw_name,
 109                                    size_t len, bool reinit)
 110 {
 111         return 0;
 112 }
 113
 114 static inline int btbcm_finalize(struct hci_dev *hdev)
 115 {
 116         return 0;
 117 }
 118
 119 #endif